/ Dictionary / Index M meme: Meaning and Definition of Find definitions for: meme Pronunciation: (mēm), [key] a cultural item that is transmitted by repetition in a manner analogous to the biological transmission of genes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: meme (Thesaurus) membranous labyrinth Memel Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language